PRW1 Drop-out Fuse
Selection Operating conditions 1. Suitable for environments with an upper limit of 40 ℃ and a lower limit of -30 ℃ . 2. Altitude not exceeding 1000m, wind speed not exceeding 35m/s 3. Fuses are not suitable for the following locations 3.1 Places with fuel or explosion hazards. 3.2 Places with severe vibration or impact. 3.3 Areas with abnormal electrochemical gas effects and severe air pollution and smoke Technical data parameter of porcelain housed fuse Type Rated voltage (kV) Rated curr...
ZW32-12 Outdoor Vacuum Circuit Breaker
Selection Operating conditions 1. The environment temperature: upper limit +40℃, lower limit -30℃ 2. Altitude ≤ 2000 meters 3. Wind pressure: no more than 700Pa (corresponding to the wind speed 34m/s) 4. Earthquake intensity: do not exceed 8 degree 5. Pollution grade: III class 6. Maximum daily temperature: less than 25℃ . Technical data Item Unit Parameter Voltage, current parameters Rated voltage kV 12 Rated short time power frequency withstand voltage (1min) kV 42/48 Rated l...
FZN25/FZRN25-12 Indoor Vacuum Load Switch
Selection Operating conditions 1. Ambient air temperature: upper limit +40℃, lower limit -25℃ (allow storage at – 30℃), 24h average value is not higher than +35℃; 2. Altitude: no more than 1000m; 3. Relative humidity: daily average value is not greater than 95%, monthly average is not greater than 90%; 4. Earthquake intensity: do not exceed 8 degree; 5. The surrounding air is not corrosive and flammable gas,steam and other significant pollution; 6. No regular violent vibration; 7. Cont...
YRM6-12/24 Gas-insulated Metal-enclosed Switchgear
Selection Operating conditions 1. Ambient air temperature: -40℃~+40℃; 2. Relative air humidity: daily average <95%, monthly average <90%; 3. Altitude ≤1500m (under standard inflation pressure); 4. Seismic intensity <9 class; 5. Places free from fire, explosion, serious contamination, chemical corrosion and severe vibration. Special conditions Manufacturers and end users must agree on special Operating conditions that are different from normal operating cond...
ZN85-40.5 Indoor Vacuum Circuit Breaker
Selection Operating conditions 1. Ambient temperature -10℃ ~ +40℃ 2. Altitude ≤ 1500m; 3. Relative humidity: the daily average is not greater than 95%, the monthly average is not greater than 90%, the daily average of saturated steam is not greater than 2.2*10-³Mpa, and the monthly average is not greater than 1.8*10-³Mpa; 4. The earthquake intensity does not exceed 8 degrees; 5. Places free of fire, explosion hazards, severe pollution, chemical corrosion and severe vibrations. Features 1. Ad...
GN19-12 Indoor Isolation Switch
Technical data Model Rated voltage (kV) Maximum voltage (kV) Maximum current (A) 4S thermal stability current (kV) Dynamic stability current (kV) GN19-10(C)400-12.5 10 11.5 400 12.5 31.5 GN19-10(C)630-20 10 11.5 630 20 50 GN19-10(C)1000-31.5 10 11.5 1000 31.5 80 GN19-10(C)1250-40 10 11.5 1250 40 100 Overall and mounting dimensions(mm)